n. Any derivative of an oxoacid in which the hydroxyl group has been replaced with an amino or substituted amino group; especially such derivatives of a carboxylic acid, the carboxamides.
n. Any ionic derivative of ammonia in which a hydrogen atom has been replaced with a metal cation.
the GNU version of the Collaborative International Dictionary of English
n. A compound formed by the union of amidogen with an acid element or radical. It may also be regarded as ammonia in which one or more hydrogen atoms have been replaced by an acid atom or radical.
The Century Dictionary and Cyclopedia
n. A chemical compound produced by the substitution for one or more of the hydrogen atoms of ammonia of an acid radical: as, acetamide, CH3CO.NH2, in which one hydrogen atom of ammonia, NH3, has been replaced by the acetic acid radical CH3CO.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. any organic compound containing the group -CONH2
Word Usage
"Lactacystin is a cyclic amide, which is also known as a lactam."